def mirror_points_line_xy(points, line):
"""Mirror a point about a line.
Parameters
----------
points : list of point
List of points to mirror.
line : tuple
Two points defining the mirror line.
Returns
-------
list of point
The mirrored points.
"""
return [closest_point_on_line_xy(point, line) for point in points]
def mirror_point_line_xy(point, line):
"""Mirror a point about a line.
Parameters
----------
point : list of float
XY(Z) coordinates of the point to mirror.
line : tuple
Two points defining the line.
XY(Z) coordinates of the two points defining the mirror line.
Returns
-------
list of float
The mirrored point, with Z=0.
"""
closest = closest_point_on_line_xy(point, line)
return add_vectors_xy(closest, subtract_vectors_xy(closest, point))